CVE-2021-38517
Certain NETGEAR devices are affected by out-of-bounds reads and writes. This affects R6400 before...
Certain NETGEAR devices are affected by out-of-bounds reads and writes. This affects R6400 before 1.0.1.70, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, and XR300 before 1.0.3.50.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Certain NETGEAR devices are affected by out-of-bounds reads and writes. This affects R6400 before 1.0.1.70, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, and XR300 before 1.0.3.50.
- Record
CVE-2021-38517- CVSS 3.1
- 6.9 Medium
CVSS:3.1/AC:L/AV:A/A:H/C:N/I:L/PR:H/S:C/UI:N - Updated
- 2026-11-02
EUVDEUVD-2021-24967
Certain NETGEAR devices are affected by out-of-bounds reads and writes. This affects R6400 before 1.0.1.70, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, and XR300 before 1.0.3.50.
- Record
EUVD-2021-24967- CVSS 3.1
- 6.9 Medium
CVSS:3.1/AC:L/AV:A/A:H/C:N/I:L/PR:H/S:C/UI:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8hh6-j7m7-vh6q No score
Certain NETGEAR devices are affected by out-of-bounds reads and writes. This affects R6400 before...
Certain NETGEAR devices are affected by out-of-bounds reads and writes. This affects R6400 before 1.0.1.70, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, and XR300 before 1.0.3.50.
- Record
GHSA-8hh6-j7m7-vh6q- Weakness
- CWE-125
- Updated
- 2026-11-02
NVD
Certain NETGEAR devices are affected by out-of-bounds reads and writes. This affects R6400 before 1.0.1.70, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, and XR300 before 1.0.3.50.
- Record
CVE-2021-38517- CVSS 3.1
- 6.9 Medium
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:H - CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-125, CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-38517 is a medium vulnerability (CVSS 6.9) in Netgear R6400 Firmware, published August 11, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.76%, the 55th percentile. No source names a fixed version.